Base | Representation |
---|---|
bin | 1010001101101… |
… | …0010111011101 |
3 | 2222121100221221 |
4 | 2203122113131 |
5 | 41431244334 |
6 | 4130053341 |
7 | 1030053403 |
oct | 243322735 |
9 | 88540857 |
10 | 42837469 |
11 | 221a9474 |
12 | 1241a251 |
13 | 8b4b21c |
14 | 5991473 |
15 | 3b628b4 |
hex | 28da5dd |
42837469 has 2 divisors, whose sum is σ = 42837470. Its totient is φ = 42837468.
The previous prime is 42837463. The next prime is 42837517. The reversal of 42837469 is 96473824.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 32832900 + 10004569 = 5730^2 + 3163^2 .
It is a cyclic number.
It is not a de Polignac number, because 42837469 - 23 = 42837461 is a prime.
It is a super-2 number, since 2×428374692 = 3670097500651922, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42837461) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21418734 + 21418735.
It is an arithmetic number, because the mean of its divisors is an integer number (21418735).
Almost surely, 242837469 is an apocalyptic number.
It is an amenable number.
42837469 is a deficient number, since it is larger than the sum of its proper divisors (1).
42837469 is an equidigital number, since it uses as much as digits as its factorization.
42837469 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 290304, while the sum is 43.
The square root of 42837469 is about 6545.0339189343. The cubic root of 42837469 is about 349.8978450167.
The spelling of 42837469 in words is "forty-two million, eight hundred thirty-seven thousand, four hundred sixty-nine".
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